Conjugación del verbo inglés
COULD TEND

Verbo regular: tend - tended - tended

Afirmación

Forma simple	Forma con V-ing
I could tend you could tend he could tend we could tend you could tend they could tend	I could be tending you could be tending he could be tending we could be tending you could be tending they could be tending
Perfecto	Perfecto con V-ing
I could have tended you could have tended he could have tended we could have tended you could have tended they could have tended	I could have been tending you could have been tending he could have been tending we could have been tending you could have been tending they could have been tending

Negación

Forma simple	Forma con V-ing
I could not tend you could not tend he could not tend we could not tend you could not tend they could not tend	I could not be tending you could not be tending he could not be tending we could not be tending you could not be tending they could not be tending
Perfecto	Perfecto con V-ing
I could not have tended you could not have tended he could not have tended we could not have tended you could not have tended they could not have tended	I could not have been tending you could not have been tending he could not have been tending we could not have been tending you could not have been tending they could not have been tending

Forma interrogativa

Forma simple	Forma con V-ing
could I tend? could you tend? could he tend? could we tend? could you tend? could they tend?	could I be tending? could you be tending? could he be tending? could we be tending? could you be tending? could they be tending?
Perfecto	Perfecto con V-ing
could I have tended? could you have tended? could he have tended? could we have tended? could you have tended? could they have tended?	could I have been tending? could you have been tending? could he have been tending? could we have been tending? could you have been tending? could they have been tending?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not tend? could you not tend? could he not tend? could we not tend? could you not tend? could they not tend?	could I not be tending? could you not be tending? could he not be tending? could we not be tending? could you not be tending? could they not be tending?
Perfecto	Perfecto con V-ing
could I not have tended? could you not have tended? could he not have tended? could we not have tended? could you not have tended? could they not have tended?	could I not have been tending? could you not have been tending? could he not have been tending? could we not have been tending? could you not have been tending? could they not have been tending?